public void CreateReceivingSocket(IPAddress a, int puerto)
{
if (_e == null || (_e.Address != a && _e.Port != puerto))
{
_e = new IPEndPoint(a, puerto);
_u = new UdpClient(puerto);
_s = new UdpState {
E = _e, U = _u
};
}
}
public void GetMessage()
{
IPEndPoint e = new IPEndPoint(IPAddress.Any, 8101);
UdpClient u = new UdpClient(e);
UdpState s = new UdpState();
s.e = e;
s.u = u;
Console.WriteLine("listening for messages");
u.BeginReceive(new AsyncCallback(ReceiveCallback), s);
}
public void ReceiveCallback(IAsyncResult ar)
{
UdpClient u = (UdpClient)((UdpState)(ar.AsyncState)).u;
IPEndPoint e = (IPEndPoint)((UdpState)(ar.AsyncState)).e;
Byte[] receiveBytes = u.EndReceive(ar, ref e);
string receiveString = Encoding.ASCII.GetString(receiveBytes);
UdpState s = new UdpState();
s.e = e;
s.u = u;
u.BeginReceive(new AsyncCallback(ReceiveCallback), s);
OnMsgChanged(new MsgChangedEventArgs(receiveString));
}
